<template>
  <div class="storage-container">
    <!-- 搜索栏 -->
    <div class="search-wrapper">
      <el-input
        v-model="searchText"
        placeholder="请输入储位名称或位置搜索"
        style="width: 300px"
        clearable
        @keyup.enter="handleSearch">
        <template #prefix>
          <el-icon><Search /></el-icon>
        </template>
      </el-input>
      <el-button type="primary" @click="handleSearch">
        <el-icon><Search /></el-icon>搜索
      </el-button>
      <el-button type="success" @click="handleAdd">
        <el-icon><Plus /></el-icon>新增储位
      </el-button>
    </div>

    <!-- 表格 -->
    <el-table
      v-loading="loading"
      :data="tableData"
      border
      style="width: 100%">
      <el-table-column prop="id" label="ID" width="80" align="center" />
      <el-table-column prop="name" label="储位名称" min-width="120" align="center" />
      <el-table-column prop="address" label="储位位置" min-width="150" align="center" />
      <el-table-column prop="capacity" label="容量(KG)" width="100" align="center" />
      <el-table-column prop="status" label="类型" width="100" align="center">
        <template #default="scope">
          <el-tag :type="getStatusType(scope.row.status)">
            {{ getStatusName(scope.row.status) }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间" width="180" align="center" />
      <el-table-column label="操作" width="180" fixed="right" align="center">
        <template #default="scope">
          <el-button type="primary" link @click="handleEdit(scope.row)">
            <el-icon><Edit /></el-icon>编辑
          </el-button>
          <el-popconfirm
            title="确定删除该储位吗？"
            @confirm="handleDelete(scope.row.id)">
            <template #reference>
              <el-button type="danger" link>
                <el-icon><Delete /></el-icon>删除
              </el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <div class="pagination-wrapper">
      <el-pagination
        v-model:current-page="currentPage"
        v-model:page-size="pageSize"
        :page-sizes="[10, 20, 50, 100]"
        :total="total"
        layout="total, sizes, prev, pager, next, jumper"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
      />
    </div>

    <!-- 表单对话框 -->
    <el-dialog
      v-model="dialogVisible"
      :title="dialogType === 'add' ? '新增储位' : '编辑储位'"
      width="500px"
      @close="resetForm">
      <el-form
        ref="formRef"
        :model="formData"
        :rules="rules"
        label-width="80px">
        <el-form-item label="储位名称" prop="name">
          <el-input v-model="formData.name" placeholder="请输入储位名称" />
        </el-form-item>
        <el-form-item label="储位位置" prop="address">
          <el-input v-model="formData.address" placeholder="请输入储位位置" />
        </el-form-item>
        <el-form-item label="容量" prop="capacity">
          <el-input-number 
            v-model="formData.capacity" 
            :min="0"
            style="width: 100%" />
        </el-form-item>
        <el-form-item label="类型" prop="status">
          <el-select v-model="formData.status" placeholder="请选择类型" style="width: 100%">
            <el-option label="常温" value="1" />
            <el-option label="冷藏" value="2" />
            <el-option label="冷冻" value="3" />
          </el-select>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取消</el-button>
          <el-button type="primary" @click="handleSubmit" :loading="submitLoading">
            确定
          </el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script setup>
import { ref, reactive, onMounted } from 'vue'
import { Search, Plus, Edit, Delete } from '@element-plus/icons-vue'
import { ElMessage } from 'element-plus'
import { get, post } from '@/api/api'

// 数据列表
const tableData = ref([])
const loading = ref(false)
const total = ref(0)
const currentPage = ref(1)
const pageSize = ref(10)
const searchText = ref('')

// 表单相关
const dialogVisible = ref(false)
const dialogType = ref('add')
const submitLoading = ref(false)
const formRef = ref()
const formData = reactive({
  id: null,
  name: '',
  address: '',
  capacity: 0,
  status: '1'
})

// 表单校验规则
const rules = {
  name: [{ required: true, message: '请输入储位名称', trigger: 'blur' }],
  address: [{ required: true, message: '请输入储位位置', trigger: 'blur' }],
  status: [{ required: true, message: '请选择类型', trigger: 'change' }]
}

// 获取数据列表
const fetchData = async () => {
  loading.value = true
  try {
    const res = await get('/storage/page', {
      pageNum: currentPage.value,
      pageSize: pageSize.value,
      name: searchText.value
    })
    console.log('API响应数据:', res) // 添加调试日志
    
    // 检查返回的数据结构
    if (res && res.data) {
      tableData.value = res.data.records || []
      total.value = res.data.total || 0
      console.log('表格数据:', tableData.value) // 添加调试日志
    } else {
      ElMessage.error('数据格式错误')
    }
  } catch (error) {
    console.error('获取数据失败:', error)
    ElMessage.error('获取数据失败')
  } finally {
    loading.value = false
  }
}

// 搜索
const handleSearch = () => {
  currentPage.value = 1
  fetchData()
}

// 分页
const handleSizeChange = (val) => {
  pageSize.value = val
  fetchData()
}

const handleCurrentChange = (val) => {
  currentPage.value = val
  fetchData()
}

// 新增
const handleAdd = () => {
  dialogType.value = 'add'
  dialogVisible.value = true
  resetForm()
}

// 编辑
const handleEdit = (row) => {
  dialogType.value = 'edit'
  dialogVisible.value = true
  Object.assign(formData, row)
}

// 删除
const handleDelete = async (id) => {
  try {
    const res = await get(`/storage/remove/${id}`)
    if (res.code === 200) {
      ElMessage.success('删除成功')
      if (tableData.value.length === 1 && currentPage.value > 1) {
        currentPage.value--
      }
      fetchData()
    } else {
      ElMessage.error(res.msg || '删除失败')
    }
  } catch (error) {
    console.error('删除失败:', error)
    ElMessage.error('删除失败')
  }
}

// 提交表单
const handleSubmit = async () => {
  if (!formRef.value) return
  
  await formRef.value.validate(async (valid) => {
    if (valid) {
      submitLoading.value = true
      try {
        const url = dialogType.value === 'add' ? '/storage/save' : '/storage/update'
        const res = await post(url, formData)
        if (res.code === 200) {
          ElMessage.success(res.msg || (dialogType.value === 'add' ? '添加成功' : '更新成功'))
          dialogVisible.value = false
          fetchData()
        } else {
          ElMessage.error(res.msg || '操作失败')
        }
      } catch (error) {
        console.error('操作失败:', error)
        ElMessage.error('操作失败')
      } finally {
        submitLoading.value = false
      }
    }
  })
}

// 重置表单
const resetForm = () => {
  if (formRef.value) {
    formRef.value.resetFields()
  }
  formData.id = null
  formData.name = ''
  formData.address = ''
  formData.capacity = 0
  formData.status = '1'
}

// 获取状态名称
const getStatusName = (status) => {
  switch (status) {
    case '1': return '常温'
    case '2': return '冷藏'
    case '3': return '冷冻'
    default: return '未知'
  }
}

// 获取状态类型
const getStatusType = (status) => {
  switch (status) {
    case '1': return ''
    case '2': return 'info'
    case '3': return 'warning'
    default: return 'info'
  }
}

// 初始化
onMounted(() => {
  fetchData()
})
</script>

<style scoped>
.storage-container {
  padding: 20px;
}

.search-wrapper {
  margin-bottom: 20px;
  display: flex;
  gap: 10px;
}

.pagination-wrapper {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
}
</style> 